Patents by Inventor Leslie Walker

Leslie Walker has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Methods for stable transformation of wheat
    Patent number: 5955362
    Abstract: The present invention is drawn to the production of fertile transformed wheat plants. The method involved subjecting wheat tissues to high velocity microprojectile bombardment, selecting for transformed cells, and regenerating stably transformed fertile plants from the transformed cells.
    Type: Grant
    Filed: March 6, 1997
    Date of Patent: September 21, 1999
    Assignee: Novartis Finance Corporation
    Inventors: Yin-Fu Chang, James Richard Wong, Andrea Itano, Stephen J. Mejza, Leslie Walker
  • Methods for stable transformation of wheat
    Patent number: 5610042
    Abstract: The present invention is drawn to the production of fertile transformed wheat plants. The method involved subjecting wheat tissues to high velocity microprojectile bombardment, selecting for transformed cells, and regenerating stably transformed fertile plants from the transformed cells.
    Type: Grant
    Filed: November 1, 1993
    Date of Patent: March 11, 1997
    Assignee: Ciba-Geigy Corporation
    Inventors: Yin-Fu Chang, James R. Wong, Andrea Itano, Stephen J. Mejza, Leslie Walker